Elon Musk says China wants assurances that magnets for Tesla's humanoid robot won't be used for 'military purposes'

Elon Musk says China wants assurances that the rare-earth magnets needed to build Optimus won't be used for "military purposes." ...
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Elon Musk says Tesla will have ‘thousands’ of Optimus robots by year’s end, but China slapping controls on rare earths is hobbling production

Rare earth metals form the powerful magnets crucial to producing fighter jets, smartphones, and the motors that power the arms of Tesla’s humanoid robot, called Optimus. CEO Elon Musk is optimistic ...